Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Dr. Preston Arnold McDonald, MD

Individual provider Internal Medicine Physician · NPI 1326143140

Dr. Preston Arnold McDonald, MD is an Internal Medicine Physician in Chattanooga, Tennessee. Licensed in Tennessee. Registered with an NPI since 2006.

Licensed in
TN
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

941 Spring Creek Rd
Chattanooga, TN 37412-3909
Phone: (423) 894-7870
Fax: (865) 539-8008
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence MD31904 (TN)

Record details

NPI number1326143140
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedSeptember 14, 2006
Last updated in NPPESNovember 20, 2007

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